var express = require('express');
var path = require('path');
var logger = require('morgan');
var cookieParser = require('cookie-parser');
var bodyParser = require('body-parser');
var hbs = require('hbs');
var errorHandler = require('errorhandler');

//var amuiHelper = require('amui-hbs-helper')(hbs);

var rootDir = path.join(__dirname, '../../');
var appDir = path.join(rootDir, 'tools', 'app');

var routes = require('./routes/index');

var app = express();

// view engine setup
app.set('views', path.join(appDir, 'views'));
app.set('view engine', 'hbs');

app.use(logger('dev'));
app.use(bodyParser.json());
app.use(bodyParser.urlencoded());
app.use(cookieParser());
app.use(require('less-middleware')(path.join(appDir, 'public'),
    {
        debug: true,
        parser: {
            paths: ['./']
        }
    }
));

app.use(express.static(path.join(appDir, 'public')));

// ./dist
app.use(express.static(path.join(rootDir, 'dist')));
app.use(express.static(path.join(rootDir, 'widget')));
app.use(express.static(path.join(rootDir, 'vendor')));

app.use('/', routes);

/// catch 404 and forward to error handler
/*app.use(function(req, res, next) {
    var err = new Error('Not Found');
    err.status = 404;
    next(err);
});*/

/// error handlers

// development error handler
// will print stacktrace
if (app.get('env') === 'development') {
    app.use(errorHandler());
    app.use(function(err, req, res, next) {
        res.status(err.status || 500);
        res.render('error', {
            message: err.message,
            error: err
        });
    });
}

// production error handler
// no stacktraces leaked to user
app.use(function(err, req, res, next) {
    res.status(err.status || 500);
    res.render('error', {
        message: err.message,
        error: {}
    });
});


app.set('port', process.env.PORT || 3008);

var server = app.listen(app.get('port'), function() {
    console.log('Amaze UI preview server listening on port ' + server.address().port);
});
